public static byte[] ConvertToMqtt(MqttSession session, EventMessage message)
{
if (message.Protocol == ProtocolType.MQTT)
{
return(MqttConversion(session, message.Message));
}
if (message.Protocol == ProtocolType.COAP)
{
CoapMessage msg = CoapMessage.DecodeMessage(message.Message);
CoapUri curi = new CoapUri(msg.ResourceUri.ToString());
QualityOfServiceLevelType qos = QualityOfServiceLevelType.AtLeastOnce;
QualityOfServiceLevelType?qosType = session.GetQoS(curi.Resource);
qos = qosType ?? QualityOfServiceLevelType.AtLeastOnce;
PublishMessage pub = new PublishMessage(false, qos, false, session.NewId(), curi.Resource, msg.Payload);
return(pub.Encode());
}
if (message.Protocol == ProtocolType.REST)
{
PublishMessage pubm = new PublishMessage(false, session.GetQoS(message.ResourceUri).Value, false,
session.NewId(), message.ResourceUri, message.Message);
return(pubm.Encode());
}
return(MqttConversion(session, message.Message));
}
public static byte[] ConvertToMqtt(MqttSession session, EventMessage message)
{
if (message.Protocol == ProtocolType.MQTT)
{
return(MqttConversion(session, message.Message));
}
else if (message.Protocol == ProtocolType.COAP)
{
CoapMessage msg = CoapMessage.DecodeMessage(message.Message);
CoapUri curi = new CoapUri(msg.ResourceUri.ToString());
QualityOfServiceLevelType qos = QualityOfServiceLevelType.AtLeastOnce;
try
{
QualityOfServiceLevelType?qosType = session.GetQoS(curi.Resource);
qos = qosType.HasValue ? qosType.Value : QualityOfServiceLevelType.AtLeastOnce;
}
catch (Exception ex)
{
Trace.TraceWarning("{0} - Fault in ProtocolTransition.ConvertToMqtt", DateTime.UtcNow.ToString());
Trace.TraceError("{0} - {1} - {2}", DateTime.UtcNow.ToString(""), "ProtocolTransition", ex.Message);
}
PublishMessage pub = new PublishMessage(false, qos, false, session.NewId(), curi.Resource, msg.Payload);
return(pub.Encode());
}
else if (message.Protocol == ProtocolType.REST)
{
PublishMessage pubm = new PublishMessage(false, session.GetQoS(message.ResourceUri).Value, false, session.NewId(), message.ResourceUri, message.Message);
return(pubm.Encode());
}
else
{
return(MqttConversion(session, message.Message, message.ContentType));
}
}
private static byte[] MqttConversion(MqttSession session, byte[] message, string contentType = null)
{
PublishMessage msg = MqttMessage.DecodeMessage(message) as PublishMessage;
MqttUri uri = new MqttUri(msg.Topic);
QualityOfServiceLevelType?qos = session.GetQoS(uri.Resource);
PublishMessage pm = new PublishMessage(false, qos.HasValue ? qos.Value : QualityOfServiceLevelType.AtMostOnce, false, session.NewId(), uri.Resource, msg.Payload);
if (pm.QualityOfService != QualityOfServiceLevelType.AtMostOnce)
{
session.Quarantine(pm, SkunkLab.Protocols.Mqtt.Handlers.DirectionType.Out);
}
return(pm.Encode());
}
private static byte[] MqttConversion(MqttSession session, byte[] message)
{
PublishMessage msg = MqttMessage.DecodeMessage(message) as PublishMessage;
MqttUri uri = new MqttUri(msg.Topic);
QualityOfServiceLevelType?qos = session.GetQoS(uri.Resource);
PublishMessage pm = new PublishMessage(false, qos ?? QualityOfServiceLevelType.AtMostOnce, false,
session.NewId(), uri.Resource, msg.Payload);
if (pm.QualityOfService != QualityOfServiceLevelType.AtMostOnce)
{
session.Quarantine(pm, DirectionType.Out);
}
return(pm.Encode());
}
